diff options
Diffstat (limited to 'include/linux/interrupt.h')
| -rw-r--r-- | include/linux/interrupt.h | 36 |
1 files changed, 15 insertions, 21 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 2c08fdc2bdf..db2a63a1163 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -2,38 +2,18 @@ #ifndef _LINUX_INTERRUPT_H #define _LINUX_INTERRUPT_H -#include <linux/config.h> #include <linux/kernel.h> #include <linux/linkage.h> #include <linux/bitops.h> #include <linux/preempt.h> #include <linux/cpumask.h> +#include <linux/irqreturn.h> #include <linux/hardirq.h> #include <linux/sched.h> #include <asm/atomic.h> #include <asm/ptrace.h> #include <asm/system.h> -/* - * For 2.4.x compatibility, 2.4.x can use - * - * typedef void irqreturn_t; - * #define IRQ_NONE - * #define IRQ_HANDLED - * #define IRQ_RETVAL(x) - * - * To mix old-style and new-style irq handler returns. - * - * IRQ_NONE means we didn't handle it. - * IRQ_HANDLED means that we did have a valid interrupt and handled it. - * IRQ_RETVAL(x) selects on the two depending on x being non-zero (for handled) - */ -typedef int irqreturn_t; - -#define IRQ_NONE (0) -#define IRQ_HANDLED (1) -#define IRQ_RETVAL(x) ((x) != 0) - struct irqaction { irqreturn_t (*handler)(int, void *, struct pt_regs *); unsigned long flags; @@ -56,6 +36,20 @@ extern void free_irq(unsigned int, void *); extern void disable_irq_nosync(unsigned int irq); extern void disable_irq(unsigned int irq); extern void enable_irq(unsigned int irq); + +/* IRQ wakeup (PM) control: */ +extern int set_irq_wake(unsigned int irq, unsigned int on); + +static inline int enable_irq_wake(unsigned int irq) +{ + return set_irq_wake(irq, 1); +} + +static inline int disable_irq_wake(unsigned int irq) +{ + return set_irq_wake(irq, 0); +} + #endif #ifndef __ARCH_SET_SOFTIRQ_PENDING |